What Is the Giant Impact Hypothesis for the Origin of the Moon

question 135

Multiple Choice

What is the giant impact hypothesis for the origin of the Moon?

• A)The Moon formed when two gigantic asteroids collided with one another.
• B)The Moon formed just like the Earth, from accretion in the solar nebula.
• C)The Moon originally was about the same size as Earth, but a giant impact blasted most of it away so that it ended up much smaller than Earth.
• D)The Moon formed from material blasted out of the Earth's mantle and crust by the impact of a Mars- size object.

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Definitions:

Biceps Brachii

A muscle of the upper arm that functions to flex the elbow and rotate the forearm, comprised of two heads.

External Oblique

A muscle located in the abdomen that helps in rotating the trunk and flexing the spine.

External Oblique

A muscle located on the lateral and anterior parts of the abdomen, involved in the movement and support of the trunk.

Biceps Brachii

A muscle in the upper arm that helps in bending the elbow and rotating the forearm, consisting of two heads.